Introduction to SQL Which of the following do you need to consider when you make a table in SQL? Default values All of these Primary keys Data types Default values All of these Primary keys Data types ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The command to eliminate a table from a database is: REMOVE TABLE CUSTOMER; DELETE TABLE CUSTOMER; UPDATE TABLE CUSTOMER; DROP TABLE CUSTOMER; REMOVE TABLE CUSTOMER; DELETE TABLE CUSTOMER; UPDATE TABLE CUSTOMER; DROP TABLE CUSTOMER; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities with temperature, condition and humidity whose humidity is in the range of 63 to 79 SELECT * FROM weather WHERE humidity IN (63 to 79) SELECT * FROM weather WHERE humidity BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity NOT IN (63 AND 79) SELECT * FROM weather WHERE humidity NOT BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity IN (63 to 79) SELECT * FROM weather WHERE humidity BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity NOT IN (63 AND 79) SELECT * FROM weather WHERE humidity NOT BETWEEN 63 AND 79 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs Hi Nothing FLASE TRUE Hi Nothing FLASE TRUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is valid SQL for an Index? CREATE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; CREATE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To define what columns should be displayed in an SQL SELECT statement: use FROM to name the source table(s) and list the columns to be shown after SELECT. use USING to name the source table(s) and list the columns to be shown after SELECT. use SELECT to name the source table(s) and list the columns to be shown after USING. use USING to name the source table(s) and list the columns to be shown after WHER use FROM to name the source table(s) and list the columns to be shown after SELECT. use USING to name the source table(s) and list the columns to be shown after SELECT. use SELECT to name the source table(s) and list the columns to be shown after USING. use USING to name the source table(s) and list the columns to be shown after WHER ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS